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发明名称
Engagement and wedding ring ensemble
摘要
申请公布号
GB647849(A)
申请公布日期
1950.12.20
申请号
GB19480009118
申请日期
1948.03.31
申请人
LEO GRANAT
发明人
分类号
A44C9/00
主分类号
A44C9/00
代理机构
代理人
主权项
地址
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